function LruMemoryCacheTest::testInvalidateNumeric

Tests invalidation with numeric keys from the LRU memory cache.

@covers ::invalidate
@covers ::invalidateMultiple
@covers ::invalidateTags

File

core/tests/Drupal/Tests/Core/Cache/LruMemoryCacheTest.php, line 287

Class

LruMemoryCacheTest

@coversDefaultClass \Drupal\Core\Cache\MemoryCache\LruMemoryCache[[api-linebreak]] @group Cache

Namespace

Code

public function testInvalidateNumeric() : void {
  $lru_cache = $this->getLruMemoryCache(3);
  $cache_data = [
    [
      3,
      'sparrow',
    ],
    [
      10,
      'pigeon',
    ],
    [
      5,
      'crow',
    ],
  ];
  foreach ($cache_data as $items) {
    $lru_cache->set($items[0], $items[1], tags: [
      'bird',
    ]);
  }
  $this->assertCacheData($lru_cache, [
    [
      3,
      'sparrow',
    ],
    [
      10,
      'pigeon',
    ],
    [
      5,
      'crow',
    ],
  ]);
  // Invalidate something not in the cache and ensure nothing changes.
  $lru_cache->invalidate(0);
  $this->assertCacheData($lru_cache, [
    [
      3,
      'sparrow',
    ],
    [
      10,
      'pigeon',
    ],
    [
      5,
      'crow',
    ],
  ]);
  $lru_cache->invalidate(10);
  $this->assertCacheData($lru_cache, [
    [
      10,
      'pigeon',
    ],
    [
      3,
      'sparrow',
    ],
    [
      5,
      'crow',
    ],
  ]);
  $this->assertFalse($lru_cache->get(10));
  $this->assertSame('pigeon', $lru_cache->get(10, TRUE)->data);
  $lru_cache->invalidateTags([
    'mammal',
  ]);
  $this->assertCacheData($lru_cache, [
    [
      10,
      'pigeon',
    ],
    [
      3,
      'sparrow',
    ],
    [
      5,
      'crow',
    ],
  ]);
  $this->assertSame('sparrow', $lru_cache->get(3)->data);
  $this->assertCacheData($lru_cache, [
    [
      10,
      'pigeon',
    ],
    [
      5,
      'crow',
    ],
    [
      3,
      'sparrow',
    ],
  ]);
  $lru_cache->invalidateTags([
    'mammal',
    'bird',
  ]);
  $this->assertFalse($lru_cache->get(3));
  $this->assertFalse($lru_cache->get(10));
  $this->assertFalse($lru_cache->get(5));
  $this->assertCacheData($lru_cache, [
    [
      10,
      'pigeon',
    ],
    [
      5,
      'crow',
    ],
    [
      3,
      'sparrow',
    ],
  ]);
}